The world's longest and deepest train tunnel.

Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

Zurich's evolution museum hosts a unique collection of skeletons among its natural history treasures.

This eclectic architectural gem played witness to Zurich’s colonial past.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

Hindu temple of the dead home to hundreds of long-tailed macaques.

Brace yourself for the slowest, scariest, most spectacular drive, down the Drakensberg Escarpment.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

One of the tallest waterfalls in Africa is also home to a population of monkeys who enjoy the waters and the occasional guest.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

This micro-nation may be some sort of prank, but its constitution sure seems official.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

The biblical sculpture honors those who lost their lives, homes and communities to the Chernobyl disaster.

This derelict superstructure was a very important warning system for the Soviet military.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

The best place for scenic views of the DMZ and North Korea.

South Korea's largely symbolic, barely used gateway to the North.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

South Korea's women of the sea have completely flipped their society's structure by becoming revered fisherwomen.

Secret North Korean passage discovered below the world's most dangerous border.

An all-female order shares an ancient culinary art with visitors at their mountaintop monastery.

Europe's largest dinosaur museum was founded by a passionate autodidact.